PUMICE
Here are the details, including the meaning, point value, and more about the Scrabble word
PUMICE. Below
pumice is worth 12 points in the game of Scrabble
Definitions for the word, pumice
(n.) A very light porous volcanic scoria, usually of a gray color, the pores of which are capillary and parallel, giving it a fibrous structure. It is supposed to be produced by the disengagement of watery vapor without liquid or plastic lava. It is much used, esp. in the form of powder, for smoothing and polishing. Called also pumice stone.